291248280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{809023}}^1$

素因数の和:809040

約数の個数: 48

約数和(自身を含む): 946558080

約数和(自身を除く): 655309800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 809023, 1618046, 2427069, 3236092, 4045115, 4854138, 6472184, 7281207, 8090230, 9708276, 12135345, 14562414, 16180460, 19416552, 24270690, 29124828, 32360920, 36406035, 48541380, 58249656, 72812070, 97082760, 145624140, 291248280]

約数ペア:

[(1, 291248280), (2, 145624140), (3, 97082760), (4, 72812070), (5, 58249656), (6, 48541380), (8, 36406035), (9, 32360920), (10, 29124828), (12, 24270690), (15, 19416552), (18, 16180460), (20, 14562414), (24, 12135345), (30, 9708276), (36, 8090230), (40, 7281207), (45, 6472184), (60, 4854138), (72, 4045115), (90, 3236092), (120, 2427069), (180, 1618046), (360, 809023)]